AD5280BRU200 查看數據表（PDF） - Analog Devices
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AD5280BRU200 Datasheet PDF : 20 Pages
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AD5280/AD5282
0
–6
–12
–18
–24
–30
–36
–42
–48
–54
–60
1k
R = 20k⍀
310kHz
R = 50k⍀
150kHz
R = 200k⍀
35kHz
TA = 25؇C
VDD/VSS = ؎5V
VA = 50mV rms
10k
100k
1M
FREQUENCY – Hz
TPC 19. –3 dB Bandwidth
–6dB
TA = 25؇C
VDD/VSS = ؎5V
R = 20k⍀
R=
50k⍀
R = 200k⍀
100
1k
10k
100k
FREQUENCY – Hz
TPC 20. Normalized Gain
Flatness vs. Frequency
500
400
VDD/VSS = ؎5V
TA = 25؇C
300
CODE = 55H
200
100
0
10000
CODE = FFH
100000
1000000
FREQUENCY – Hz
10000000
TPC 21. VLOGIC Supply
Current vs. Frequency
80
60
CODE = 80H, VA = V DD, VB = 0V
–PSRR @ V DD/VSS = ؎5V
DC ؎ 10% p-p AC
40
20
+PSRR @ V DD/VSS = ؎5V
DC ؎ 10% p-p AC
0
100
1000
10000 100000 1000000
FREQUENCY – MHz
TPC 22. PSRR vs. Frequency
A2
1.0V
33.41s
1.50s
TPC 25. Digital Feedthrough vs.
Time
A2
1.2V
852.0s
2.04s
TPC 23. Midscale Glitch Energy
Code 80H to 7FH
100
VA = VB = OPEN
TA = 25؇C
10
1
RAB = 20k⍀
RAB = 50k⍀
0.1
RAB = 200k⍀
0.01
0
32 64 96 128 192 224 256
CODE – Decimal
TPC 26. IMAX vs. Code
TPC 24. Large Signal Settling Time
40
CODES SET TO
MIDSCALE
3 LOTS
30 SAMPLE SIZE = 135
20
10
0
LONG TERM CHANNEL-TO-CHANNEL RAB
MATCH – %
TPC 27. Channel-to-Channel
Resistance Matching (AD5282)
–8–
REV. 0
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